| Business | Phone |
| Monroe Animal Shelter 447 Purdy Hill Rd, Monroe 6468 | (203) 452-3760 |
| Monroe Town Building Inspctn 7 Fan Hill Rd, Monroe 6468 | (203) 452-5470 |
| Monroe Town Finance/Accounting 7 Fan Hill Rd, Monroe 6468 | (203) 452-5454 |
| Monroe Town Fiscal Officer 7 Fan Hill Rd, Monroe 6468 | (203) 452-5434 |
| Monroe Town Inland/Wetlands 7 Fan Hill Rd, Monroe 6468 | (203) 452-5467 |
| Monroe Town Personnel 7 Fan Hill Rd, Monroe 6468 | (203) 452-5420 |
| Monroe Town Registars-Voters 7 Fan Hill Rd, Monroe 6468 | (203) 452-5414 |
| Monroe Town Selectman 7 Fan Hill Rd, Monroe 6468 | (203) 452-5421 |
| Monroe Town Senior Citizen Center 1014 Monroe Tpke # 1, Monroe 6468 | (203) 452-3771 |
| Monroe Town Senior Citizen Center 7 Fan Hill Rd, Monroe 6468 | (203) 452-3771 |
| Monroe Town Youth Ctr 630 Main St, Monroe 6468 | (203) 452-3769 |